package com.atguigu.mapreduce.writeable;

import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapreduce.Mapper;

import java.io.IOException;

public class FlowMapper extends Mapper<LongWritable, Text,Text,FlowBean> {
    private Text outK = new Text();
    private  FlowBean outV = new FlowBean();
    @Override
    protected void map(LongWritable key, Text value, Mapper<LongWritable, Text, Text, FlowBean>.Context context) throws IOException, InterruptedException {

        // 1获取一行
        // 1 13560436666	120.196.100.99		1116		 954			200
        String line = value.toString();

        //2 切割
        String[] split = line.split("\t");

        // 3、抓取想要的数据
        String phone = split[1];
        String up = split[split.length - 3];
        String down = split[split.length - 2];

        outK.set(phone);
        outV.setUpFlow(Long.parseLong(up));
        outV.setDownFlow(Long.parseLong(down));
        outV.setSumFlow();

        //写出
        context.write(outK,outV);
    }
}
